The ideal air-fuel mixture for a gasoline engine is _____.

A. 13.5:1
B. 16:1
C. 10.5:1
D. 14.7:1


Answer: D

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Technician A says that an EHI with a Piezo actuator is capable of breaking up a single injection cycle into up to 7 separate pulses. Technician B says that during a CR EHI multipulse injection cycle, the pressure rises through each successive pulse.  Who is correct? 

A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B

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Loads are devices such as motors, solenoids, resistance heaters, and other current-consuming devices.

Answer the following statement true (T) or false (F)

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Today wetlands are viewed as a natural resource and are protected by law

Indicate whether the statement is true or false

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What airflow adjustment should be made to increase the latent cooling capacity of an air conditioning system?

A) The latent cooling capacity is not affected by adjusting the system airflow B) Increase the airflow C) Set the airflow to the maximum available D) Decreased the airflow

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